Do Solar Panels themselves not get glowing hot from hours of direct sunlight? Do they behave like heat pumps in some fashion where that energy is converted? O

Do Solar Panels themselves not get glowing hot from hours of direct sunlight? Do they behave like heat pumps in some fashion where that energy is converted? Oh I see now you say 20% so okay, some but definitely not even half. Still, we're going to need every bit of help and I guess that 20% might be 30 or even 40% decades down the road.